// const fs=require("fs")
// const b=require("./b")
// console.log(b)

// let person={name:"zd",age:23,height:189}
// let name1=person.name
// let age1=person.age
// let {name,age,height}=person
// console.log(height)

// let [mm,nn,cc]=[1,2,3]
// console.log(nn)
import {username,age} from "./b.js"
let {age}=person
console.log(age)